Q-Series Temperature and Humidity Sensors
Class I - DangerousWhat Should You Do?
- Check if you have this product: (About 57,000)
- Do not eat it: Even if it looks and smells fine, do not consume this product.
- Throw it away or return it: You can return the product to the store for a full refund.
- Seek medical attention if needed: If you've consumed this product and feel unwell, contact your doctor immediately.
- Report problems: Report any issues to the FDA's Safety Reporting Portal.
⚠️ Emergency: If you experience severe symptoms after consuming this product, call 911 or Poison Control at 1-800-222-1222.
Recall Details
- Company:
- Siemens Industry, Inc., of Buffalo Grove, Ill.
- Reason for Recall:
- The sensors can overheat, posing a fire hazard.
- Classification:
- Class I - Dangerous
Dangerous or defective products that predictably could cause serious health problems or death.
- Status:
- ongoing
- Hazard:
- The sensors can overheat, posing a fire hazard.
- Remedy:
- Consumers should look to see if their sensors are currently operating on an AC power source and, if they are, consumers should immediately have the recalled sensors converted to a DC power source. Consumers should contact Siemens to schedule the installation of a free replacement sensor. Siemens is directly contacting owners of the recalled sensors.
Product Images


Product Information
Full Description:
This recall involves wall-mounted Q-series sensors that control heat, air conditioning and humidity inside commercial buildings, hospitals and schools. The sensors come in three designs: a blank cover, a cover with a digital display screen or a cover with a digital display screen and door. The sensors are either white or beige and have a Siemens, Talon, Staefa Control System, Staefa Control System/Talon logo or no logo. The recalled model numbers begin with QAA and QFA, and one with SB1. They are: QAA 2060, QAA 2063, QAA 2072, QAA 2073, QFA 2000, QFA 2001, QFA 2060, QFA 2071, QFA2072, QFA 3000, QFA 3001, QFA 3060, QFA 3071, and SB1-0834. The model number is located on the sensor's circuit board inside the unit.
Product Codes/Lot Numbers:
(About 57,000)
Official Source
Always verify recall information with the official CPSC source:
View on CPSC.govCPSC Recall Number: 13720